Florida’s Lamical Perine completes an 88-yard touchdown run in the fourth quarter. (JOHN STUDWELL / Special To The Daily News) GAINESVILLE – Down he went in a heap, clutching his left knee, unable to believe what was happening. “I felt a pop in my knee. It was really scary because knees are nothing to play around with,”… Premium Content is available to subscribers only. Please login here to access content or go here to purchase a subscription.